11 What is CAA?

Civil Aviation Authority

12 What is CD?

Compact Disc

13 What is CD-ROM?

Compact Disc Read-Only Memory

14 What is CECP?

Cotton Export Corporation Of Pakistan

15 What is CTBT?

Comprehensive Test Ban Treaty

16 What is CAT-Scan?

Computerized Axial Tomography Scanning

17 What is CT-Scan?

Computerized Tomography scan

18 What is DVD?

Dynamic Versatile Disc

19 What is ESA?

European Space Agency

20 What is FM?

Frequency Modulation